a dog and pony show
meaning:a show or other event that has been organized in order to get people’s support or to persuade them to buy something
italiano: una messinscena, fumo negli occhi
example: The two boxers nearly started a fight at the press conference. I know they hate each other, but it’s really just a dog and pony show to drum up interest in the fight. – I due pugili hanno quasi iniziato un combattimento in sala stampa. Lo so che si odiano, ma è stata solamente una messinscena per sollevare maggiore interesse nel match.

be like a dog with two tailsmeaning:to be very happy
italiano: essere felicissimo
example: Mike’s team won the match. Their manager was like a dog with two tails. – La squadra di Mike ha vinto la partita. Il loro allenatore era felicissimo.

fighting like cat and dogmeaning: to argue violently all the timeitaliano: come cane e gattoexample: The two sisters are always fighting like cat and dog. They never agree on anything. – Le due sorelle litigano sempre, come cani e gatti. Non sono mai d’accordo su nulla.We get on very well as adults but as kids we fought like cat and dog. – Noi andiamo molto d’accordo da adulti, ma da bambini litigavamo sempre come cani e gatti.

It’s raining cats and dogs!meaning: something that you say when it is raining very heavilyitaliano: piove a dirottoexample:It’s raining cats and dogs out there! Don’t go out, unless you want to get soaked to the skin. – Piove a dirotto là fuori! Non uscire, a meno che tu voglia inzupparti tutto.

You can’t teach an old dog new tricks.meaning: something that you say which means it is difficult to make someone change the way they do something when they have been doing it the same way for a long timeitaliano: Non si può insegnare qualcosa di nuovo a chi è abituato a fare le cose in una certa manieraexample: ’I have been trying to teach my dad to use the computer, but he is never going to get it.’ ’You can’t teach an old dog new tricks.’ – „Ho provato a insegnare a mio papà a usare il computer, ma non lo imparerà mai”. ”Non puoi insegnare a un vecchio cane nuovi trucchi!”